Home / 14,066.17-19,418.37-10,872.25

Finding the Fourth Proportional to 14,066.17, 19,418.37 and 10,872.25

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Solution

The fourth proportional to 14,066.17, 19,418.37 and 10,872.25 is: 15,009.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,066.17 : 19,418.37 = 10,872.25 : x
  2. Step 2: Convert to fraction form
    14,066.17/19,418.37 = 10,872.25/x
  3. Step 3: Cross multiply
    14,066.17x = 19,418.37 × 10,872.25
  4. Step 4: Simplify right side
    14,066.17x = 211,121,338.53
  5. Step 5: Solve for x
    x = 211,121,338.53/14,066.17
  6. Step 6: Final answer
    x = 15,009.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.